MATHS B=120:24x13-8+6 C=120-24x(13-8)+6 D=120-(24+13)-8x6

B=120:24x13-8+6
B = 5 x 13 - 8 + 6
B = 65 - 8 + 6
B = 65 + 6 - 8
B = 71 - 8
B = 63

C=120-24x(13-8)+6
C = 120 - 24 x 5 + 6
C = 120 - 120 + 6
C = 6

D=120-(24+13)-8x6
D = 120 - 37 - 48
D = 120 - 85
D = 35